fast-check
Version:
Property based testing framework for JavaScript (like QuickCheck)
19 lines (18 loc) • 889 B
JavaScript
import { tuple } from './tuple.js';
import { uniqueArray } from './uniqueArray.js';
import { keyValuePairsToObjectMapper, keyValuePairsToObjectUnmapper } from './_internals/mappers/KeyValuePairsToObject.js';
import { constant } from './constant.js';
import { boolean } from './boolean.js';
function dictionaryKeyExtractor(entry) {
return entry[0];
}
export /**@__NO_SIDE_EFFECTS__*/function dictionary(keyArb, valueArb, constraints = {}) {
const noNullPrototype = !!constraints.noNullPrototype;
return tuple(uniqueArray(tuple(keyArb, valueArb), {
minLength: constraints.minKeys,
maxLength: constraints.maxKeys,
size: constraints.size,
selector: dictionaryKeyExtractor,
depthIdentifier: constraints.depthIdentifier,
}), noNullPrototype ? constant(false) : boolean()).map(keyValuePairsToObjectMapper, keyValuePairsToObjectUnmapper);
}